Mujoco Installation issue on Mac

[soumyajit-dey]

Describe the bug
While doing
python3

import mujoco_py

Error Messages
running build_ext
building 'mujoco_py.cymj' extension
/usr/local/opt/llvm/bin/clang -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -iwithsysroot/System/Library/Frameworks/System.framework/PrivateHeaders -iwithsysroot/Applications/Xcode.app/Contents/Developer/Library/Frameworks/Python3.framework/Versions/3.9/Headers -arch arm64 -arch x86_64 -Werror=implicit-function-declaration -I/usr/local/opt/llvm/include -DONMAC -I/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py -I/Users/soumya/PycharmProjects/mujoco/mujoco210/include -I/Users/soumya/Library/Python/3.9/lib/python/site-packages/numpy/core/include -I/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/include/python3.9 -c /Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/cymj.c -o /Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/generated/_pyxbld_2.1.2.14_39_macextensionbuilder/temp.macosx-10.9-universal2-3.9/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/cymj.o -fopenmp -w
/usr/local/opt/llvm/bin/clang -Wno-unused-result -Wsign-compare -Wunreachable-code -fno-common -dynamic -DNDEBUG -g -fwrapv -O3 -Wall -iwithsysroot/System/Library/Frameworks/System.framework/PrivateHeaders -iwithsysroot/Applications/Xcode.app/Contents/Developer/Library/Frameworks/Python3.framework/Versions/3.9/Headers -arch arm64 -arch x86_64 -Werror=implicit-function-declaration -I/usr/local/opt/llvm/include -DONMAC -I/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py -I/Users/soumya/PycharmProjects/mujoco/mujoco210/include -I/Users/soumya/Library/Python/3.9/lib/python/site-packages/numpy/core/include -I/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/include/python3.9 -c /Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/gl/dummyshim.c -o /Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/generated/_pyxbld_2.1.2.14_39_macextensionbuilder/temp.macosx-10.9-universal2-3.9/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/gl/dummyshim.o -fopenmp -w
/usr/local/opt/llvm/bin/clang -bundle -undefined dynamic_lookup -arch arm64 -arch x86_64 -Wl,-headerpad,0x1000 -L/usr/local/opt/llvm/lib -I/usr/local/opt/llvm/include /Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/generated/_pyxbld_2.1.2.14_39_macextensionbuilder/temp.macosx-10.9-universal2-3.9/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/cymj.o /Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/generated/_pyxbld_2.1.2.14_39_macextensionbuilder/temp.macosx-10.9-universal2-3.9/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/gl/dummyshim.o -L/Users/soumya/PycharmProjects/mujoco/mujoco210/bin -L/Users/soumya/PycharmProjects/mujoco/mujoco210/bin -lmujoco210 -lglfw.3 -o /Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/generated/_pyxbld_2.1.2.14_39_macextensionbuilder/lib.macosx-10.9-universal2-3.9/mujoco_py/cymj.cpython-39-darwin.so -fopenmp
ld: warning: ignoring file /Users/soumya/PycharmProjects/mujoco/mujoco210/bin/libglfw.3.dylib, building for macOS-arm64 but attempting to link with file built for macOS-x86_64ld: warning: ld: warning:
ignoring file /usr/local/opt/llvm/lib/libomp.dylib, building for macOS-arm64 but attempting to link with file built for macOS-x86_64
ignoring file /Users/soumya/PycharmProjects/mujoco/mujoco210/bin/libmujoco210.dylib, building for macOS-arm64 but attempting to link with file built for macOS-x86_64
ld: in '/usr/local/opt/llvm/lib/libunwind.dylib', building for macOS-arm64 but attempting to link with file built for macOS-x86_64
clang-15: error: linker command failed with exit code 1 (use -v to see invocation)
Traceback (most recent call last):
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/unixccompiler.py", line 205, in link
self.spawn(linker + ld_args)
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/ccompiler.py", line 910, in spawn
spawn(cmd, dry_run=self.dry_run)
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/spawn.py", line 91, in spawn
raise DistutilsExecError(
distutils.errors.DistutilsExecError: command '/usr/local/opt/llvm/bin/clang' failed with exit code 1

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "", line 1, in
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/init.py", line 2, in
from mujoco_py.builder import cymj, ignore_mujoco_warnings, functions, MujocoException
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/builder.py", line 504, in
cymj = load_cython_ext(mujoco_path)
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/builder.py", line 110, in load_cython_ext
cext_so_path = builder.build()
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/builder.py", line 226, in build
built_so_file_path = self._build_impl()
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/builder.py", line 343, in _build_impl
so_file_path = super()._build_impl()
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/builder.py", line 249, in _build_impl
dist.run_commands()
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/dist.py", line 966, in run_commands
self.run_command(cmd)
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/dist.py", line 985, in run_command
cmd_obj.run()
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/Cython/Distutils/old_build_ext.py", line 186, in run
_build_ext.build_ext.run(self)
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/command/build_ext.py", line 340, in run
self.build_extensions()
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/mujoco_py/builder.py", line 149, in build_extensions
build_ext.build_extensions(self)
File "/Users/soumya/Library/Python/3.9/lib/python/site-packages/Cython/Distutils/old_build_ext.py", line 195, in build_extensions
_build_ext.build_ext.build_extensions(self)
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/command/build_ext.py", line 449, in build_extensions
self._build_extensions_serial()
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/command/build_ext.py", line 474, in _build_extensions_serial
self.build_extension(ext)
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/command/build_ext.py", line 551, in build_extension
self.compiler.link_shared_object(
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/ccompiler.py", line 713, in link_shared_object
self.link(CCompiler.SHARED_OBJECT, objects,
File "/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9/lib/python3.9/distutils/unixccompiler.py", line 207, in link
raise LinkError(msg)
distutils.errors.LinkError: command '/usr/local/opt/llvm/bin/clang' failed with exit code 1

Desktop (please complete the following information):

• macOS 13 on 2 GHz Quad-Core Intel Core i5
• Mujoco Version : mujoco==2.3.1.post1
• mujoco-py version : mujoco-py<2.2,>=2.1

Environment

• output of: echo $LD_LIBRARY_PATH
  /Users/soumya/PycharmProjects/mujoco/mujoco210/bin
• output of: echo $HOME
• /Users/soumya
• output of: echo $USER
  soumya
  Additional context

[chulhongsung]

I have same issue.